Home / 61,770,663.98-85,208,100.01-38,525,434.64

Finding the Fourth Proportional to 61,770,663.98, 85,208,100.01 and 38,525,434.64

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Solution

The fourth proportional to 61,770,663.98, 85,208,100.01 and 38,525,434.64 is: 53,143,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,770,663.98 : 85,208,100.01 = 38,525,434.64 : x
  2. Step 2: Convert to fraction form
    61,770,663.98/85,208,100.01 = 38,525,434.64/x
  3. Step 3: Cross multiply
    61,770,663.98x = 85,208,100.01 × 38,525,434.64
  4. Step 4: Simplify right side
    61,770,663.98x = 3,282,679,087,211,484
  5. Step 5: Solve for x
    x = 3,282,679,087,211,484/61,770,663.98
  6. Step 6: Final answer
    x = 53,143,011.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.